circadian rhythms

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Nighttime Snacks Worse Than We Thought

Mouse study shows weight gain more than doubles on opposite schedule

(Newser) - Eating when you should be sleeping—the proverbial midnight snack, say, or the meals of night-shift workers—could put you at higher risk of obesity, Time reports. A new study fed two groups of mice the same high-fat diet on opposite schedules; the group that ate during “normal” waking...

Out-of-Whack Body Clocks Keep Teens Sleepy: Study

Later school start times improve sleep, decrease car accidents

(Newser) - Sleepy high-school students slumped over their desks just can’t help it, CNN reports. Most school start times play havoc with teens’ circadian rhythms: Teens naturally go to bed later than adults, and need more sleep. A new study finds pushing the high-school start time from 7:30am to 8:...

Genetic Test Reveals Your Body Clock

Simple mouth swab can separate the larks from the owls

(Newser) - A simple mouth swab can tell scientists who's naturally meant to get up early and could forever free people who like a morning snooze from accusations of laziness, the Daily Telegraph reports. The newly developed test reveals the activity of the genes that regulate a person's body clock and identifies...

From Night Owl to Early Bird?
From Night Owl to Early Bird?
Mar 4, 2008 12:05 PM CST

From Night Owl to Early Bird?

Altering caffeine, light, can help mold sleep patterns

(Newser) - For those wide-eyed deep into the night, rising and shining with the early birds might seem like an elusive dream that comes to a jarring end each morning. But for this 5% to 30% of the population, understanding circadian rhythms can benefit their tired eyes more than chugging coffee. The...

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